19411302218 has 32 divisors (see below), whose sum is σ = 36317196288. Its totient is φ = 7559607600.

The previous prime is 19411302181. The next prime is 19411302227. The reversal of 19411302218 is 81220311491.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351083 + ... + 402593.

It is an arithmetic number, because the mean of its divisors is an integer number (1134912384).

Almost surely, 2^19411302218 is an apocalyptic number.

19411302218 is a deficient number, since it is larger than the sum of its proper divisors (16905894070).

19411302218 is a wasteful number, since it uses less digits than its factorization.

19411302218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53978.

The product of its (nonzero) digits is 3456, while the sum is 32.

The spelling of 19411302218 in words is "nineteen billion, four hundred eleven million, three hundred two thousand, two hundred eighteen".